From 93bf62580a68533dc8252b9a2a055c02f34ecb67 Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 24 Mar 2022 09:38:08 -0700
Subject: Modularized

---
 kernel/util/lock.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 kernel/util/lock.c

(limited to 'kernel/util/lock.c')

diff --git a/kernel/util/lock.c b/kernel/util/lock.c
new file mode 100644
index 0000000..c9fe654
--- /dev/null
+++ b/kernel/util/lock.c
@@ -0,0 +1,20 @@
+#include <cpu.h>
+#include <cpu/atomic/swap.h>
+#include <util/mutex.h>
+#include <util/lock.h>
+
+void lock(struct Lock* l)
+{
+	unsigned long mode = getmode() & 0x1F;
+	if (mode == 0x10) {
+		sys1(SYS_LOCK, l);
+	}
+}
+
+void unlock(struct Lock* l)
+{
+	unsigned long mode = getmode() & 0x1F;
+	if (mode == 0x10) {
+		sys1(SYS_UNLOCK, l);
+	}
+}
-- 
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